Dee Bradley Baker

Louie (voice)

Jason Alexander

Father (voice)

Mary Steenburgen

Mother (voice)

Reese Witherspoon

Serena (voice)

Kath Soucie

Serena (cygnet) / Paramedic / Newscaster (voice)

Carol Burnett

Mrs. Hammerbotham (voice)

Seth Green

Boyd (voice)

Joe Mantegna

Monty (voice)

Sam Gifaldi

Sam the Beaver (voice)

Melissa Disney

Billie (voice)

E. G. Daily

Ella (voice)

Pamela Adlon

A.G. Skinner (voice)

Steve Vinovich

Maurice / Roger (voice)

Gary Anthony Williams

Sweets (voice)

Corey Burton

Senator (voice)

Michael Winslow

Chief (voice)

David Jeremiah

Squirrel / Hawk (voice)

Julie Nathanson

Felicity (voice)

Jack Angel

Justice of the Geese (voice)